s
FEATURES
q
Relay for flasher lamp load (automotive application) newly
added to our compact power relay, FBR51 Series.
q
Long life
Special contact allows more than 4 million operations at
flasher lamp load of 16 V DC, 28 A inrush, rated 135 W.
s
ORDERING INFORMATION
FBR51,512 (WR) SERIES
COMPACT POWER RELAY
1 POLE --20 A
(FOR AUTOMOTIVE FLASHER
LAMP LOAD APPLICATIONS )
(a)
Series Name
FBR51
: FBR51 Series (contact gap 0.3 mm)
(b)
Structure
N
: Plastic sealed type
(c)
Nominal Voltage
D09
: 9 VDC
D10
: 10 VDC
D12
: 12 VDC
(d)
Contact Material
WR
: Special contact *
(e)
Custom Designation
To be assigned custom specification
FBR51
N
D12
WR **
[Example]
(a)
(b)
(c)
(d)
(e)
1
* The contact materials of the movable and stationary contacts are different. Therefore, the specified load polarity must be
observed to achieve rated life. Refer to life test examples and schematic.
FBR-51, 512 (WR)
HAS BEEN
DISCONTINUED -
WILL BE
REPLACED BY
FBR-51, 512 (WF)
SERIES
2
FBR51 (WR) SERIES
FBR-51, 512 (WR)
HAS BEEN
DISCONTINUED -
WILL BE
REPLACED BY
FBR-51, 512 (WF)
SERIES
s
SPECIFICATIONS
Item
FBR51 Series
Contact
Arrangement
1 form A
Material
Special contact
Voltage Drop (resistance)
Maximum 100 mV (at 1 A 12 VDC)
Ratings
14 VDC135 W (load: tungsten lamp)
Maximum Carrying Current
25 A/ 1 hour (25
C, 100% rated coil voltage)
Max. Inrush Current (reference)
60 A
Max. Switching Current (reference)
35 A 16 VDC
Min. Switching Load*
1
(reference)
6 VDC, 1 A
Coil
Operating Temperature
40
C to + 85
C (no frost)
Storage Temperature
40
C to +100
C (no frost)
Time Value
Operate (at nominal voltage)
Maximum 10 ms
Release (at nominal voltage)
Maximum 5 ms
Life
Mechanical
1
10
7
operations minimum
Electrical
4
10
6
operations minimum
16 VDC inrush 28 A (0.5s ON, 0.5s OFF), 135 W (load: tungsten lamp)
Other
Vibration Resistance
10 to 55 Hz (double amplitude of 1.5 mm)
Shock Misoperation
100 m/s
2
Resistance
Endurance
1,000 m/s
2
Weight
Approximately 6 g
Polarity
N.O.
Terminal: (+)side
COM.
Terminal: ()side
*1 Values when switching a resistive load at normal room temperature and humidity and in a clean environment.
The minimum switching load varies with the switching frequency and operating environment.
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COIL DATA CHART
MODEL
Nominal
Coil
Must operate
Thermal
voltage
resistance
voltage
resistance
FBR51 Series
(
10%) (at 20
C)
FBR51ND09-WR
9 VDC
135
5.4 VDC (at 20
C)
6.8 VDC (at 85
C)
FBR51ND10-WR
10 VDC
180
6.3 VDC (at 20
C)
73
C/W
7.9 VDC (at 85
C)
FBR51ND12-WR
12 VDC
240
7.3 VDC (at 20
C)
9.2 VDC (at 85
C)
3
FBR51 (WR) SERIES
FBR-51, 512 (WR)
HAS BEEN
DISCONTINUED -
WILL BE
REPLACED BY
FBR-51, 512 (WF)
SERIES
s
CHARACTERISTIC DATA
1. MAXIMUM BREAK CAPACITY
2. LIFE TEST (EXAMPLES)
Shift of pick-up and drop-out voltage
Shift of contact resistance
(measured at 6 V-1 A)
100
80
60
40
20
0
Pick-up
Drop-out
Ratio of pick-up and drop-out
values to rated coil voltages (%)
Initial
20
50
100
500
1,000
2,000
Initial
20
50
100
500
1,000
2,000
No. of operations (x10
4
)
No. of operations (x10
4
)
Contact resistance (m
)
1,000
100
10
1
Test item
16 VDC, inrush 28 A
Tungsten lamp load
(12 V 23 Wx5 pieces+
12 V 10 Wx2 pieces)
0.5s ON, 0.5s OFF
Test circuit
Circuit wave form
28 A
12 A
0 A
Voltage between contacts (VDC)
10
10
15
12
20
25
30
35
40
50
Contact switching current (A)
20
15
25
35
30
40 50
Locked motor
load
Resistive load
FBR51
FBR51
4
FBR51 (WR) SERIES
FBR-51, 512 (WR)
HAS BEEN
DISCONTINUED -
WILL BE
REPLACED BY
FBR-51, 512 (WF)
SERIES
s
REFERENCE DATA
Shift of pick-up and drop-out voltage
Shift of contact resistance
(measured at 6 V-1 A)
100
80
60
40
20
0
Pick-up
Drop-out
Ratio of pick-up and drop-out
values to rated coil voltages (%)
Initial
20
50
100
500
1,000
2,000
Initial
20
50
100
500
1,000
2,000
No. of operations (x10
4
)
No. of operations (x10
4
)
Contact resistance (m
)
1,000
100
10
1
Test item
16 VDC, inrush 90 A
Tungsten lamp load
(12 V 23 Wx5 pieces+
12 V 10 Wx2 pieces)
0.25s ON. 4.75s OFF
Test circuit
Circuit wave form
90 A
18 A
0 A
(30
C)
FBR51
n = 100
Operate
Release
Distribution of operate and release voltage
Nominal voltage multiplying factor (%)
80
60
40
20
0 10 20 30 40 50 60 70 80
0
Distribution (%)
FBR51
n =100
Operate
Release
Distribution of operate and release time
Time (ms)
100
80
60
20
40
0
1
2
3
4
5
6
7
8
0
Contact resistance (m
)
Distribution of contact resistance
FBR51
n = 100
100
80
60
20
40
0 10 20 30 40 50 60 70 80
0
Distribution (%)
Distribution (%)
5
FBR51 (WR) SERIES
FBR-51, 512 (WR)
HAS BEEN
DISCONTINUED -
WILL BE
REPLACED BY
FBR-51, 512 (WF)
SERIES
s
DIMENSIONS
FBR51 type
45 pieces/tube
20.3 Max.
601 Maximum
q
Dimensions
19.0 Max.
51ND12-WR
F
9427
q
PC board mounting hole layout
l Schematics *
4-1.3
COM
N.O.
q
Tube carrier
Unit : mm
12.1
+
0.2
15.5+
0.2
R0.4
R0.4
13.7
+
0.3
0.3
2.5
10.2
1
t =0.4
1
(1.6)
3.5
10
(1.05)
5
1.2
t=0.3
5
10
10.2
2.5
1.4
(BOTTOM VIEW)
(BOTTOM VIEW)
(+)
()
* Observe polarity
for rated life with
lamp loads.
FBR512 type
2002 Fujitsu Components America, Inc. All company and product names are trademarks or registered trademarks
of their respective owners. Rev. 03/2002
Japan
Fujitsu Component Limited
Gotanda-Chuo Building
3-5, Higashigotanda 2-chome, Shinagawa-ku
Tokyo 141, Japan
Tel: (81-3) 5449-7010
Fax: (81-3) 5449-2626
Email: promothq@ft.ed.fujitsu.com
Web: www.fcl.fujitsu.com
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250 E. Caribbean Drive
Sunnyvale, CA 94089 U.S.A.
Tel: (1-408) 745-4900
Fax: (1-408) 745-4970
Email: marcom@fcai.fujitsu.com
Web: www.fcai.fujitsu.com
Europe
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2132 WV Hoofddorp
Netherlands
Tel: (31-23) 5560910
Fax: (31-23) 5560950
Email: info@fceu.fujitsu.com
Web: www.fceu.fujitsu.com
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#04-01 Citilink Warehouse Complex
Singapore 118529
Tel: (65) 375-8560
Fax: (65) 273-3021
Email: fcal@fcal.fujitsu.com
www.fcal.fujitsu.com
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International
Headquarter
Offices
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